Expected da in in january2018 is around 7.9 percent and will rise ro 20 percent in July 2020 with 95 percent confidence we can say it will lie between 13 percent to 26 percen in July 2020.This based on the forecasting of consumer price index of industrial workers using Autoregressive integrating moving average model applied to cpiiw data for the years 1990 to July 2017